Solution:
First of all, if you watch online video, that is, TV signal source input can only use the automatic channel name matching function.Due to the large number of cable TV operators, the frequency points of TV channels cannot be standardized uniformly. Our engineers are collecting frequency points for continuous adaptation, and cannot achieve 100% perfect match for the time being. We hope you can understand.This feature is not available if you are using a TV box, that is HDMI signal input.